2 Watt stereo amplifier with LM1877

Thursday, November 13th, 2008

This circuit uses a stereo amplifier IC in a 14-pin DIL package that requires very few external components to make a complete 2 Watt per channel power amplifier. The LM1877N-9 is suitable for use with 8ohm or 16ohm speakers.[...] Related Links More circuit about stereo amplifier More circuit about Power Amplifier IC TDA1908 Amplifier CAR [...]

30 Watt Amplifier HiFi using TDA2050

Sunday, November 2nd, 2008

This circuit uses a high quality audio amplifier IC in a 5-pin TO220 package that does not require insulating washers between the metal tab and heatsink in single rail supply applications. The amp can provide 32 watt rms into 4ohm load and 25 watt rms into 8ohm. The circuit features low harmonic and crossover distortion [...]

The multi-purpose Amplifier using TDA2030

Friday, October 3rd, 2008

This The multi-purpose Amplifier using TDA2030. It is have power 8 watt (RMS) at 8 ohm loudspeakers. It is have low noise be valuable THD (Total harmonic distortion) 0.1% , When friends use Power supply Voltage Source 28 Volt at 4 ohm loudspeakers have output power 12Watt. But be high class the noise increases to [...]